$ git clone -n https://src.fedoraproject.org/rpms/ccd2iso.git /var/lib/mock/f41-build-side-1-2632878-25856/root/chroot_tmpdir/scmroot/ccd2iso
Cloning into '/var/lib/mock/f41-build-side-1-2632878-25856/root/chroot_tmpdir/scmroot/ccd2iso'...
$ git fetch origin c080ddd3de24462a88cf43e29a7ff86562ddd431:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/ccd2iso
 * [new ref]         c080ddd3de24462a88cf43e29a7ff86562ddd431 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c080ddd convert GPLv2+ license to SPDX